[Feature Request]: Create Template for GCS to ClickHouse

### Related Template(s)

ClickHouse

### What feature(s) are you requesting?

## Description

Develop a Google Dataflow Flex template for transferring data from Google Cloud Storage (GCS) to ClickHouse.

## Objectives

* Build a Dataflow pipeline template to read data from GCS and write to ClickHouse.
* Ensure support for common file formats (e.g., CSV, Parquet, Avro, JSON).
